Sailfish has an assisted leveling wizard: Utilities → Level Build Plate – use paper test.
That is a fair question. The FlashForge Creator Pro is an older machine. Modern printers (Bambu Lab, Prusa, etc.) come with Klipper or proprietary RTOS that blow Sailfish out of the water. However, for the thousands of Creator Pros still running in classrooms and print farms, . Sailfish Firmware Flashforge Creator Pro
If you own a FlashForge Creator Pro and you are still running stock firmware, you are leaving 30% of your printer’s potential on the table. Sailfish firmware refines the motion system, fixes the anxiety of dual extrusion oozing, and makes the LCD usable. Sailfish has an assisted leveling wizard: Utilities →